The OSA Gallery is free and open to the public.   There is onsite parking with an ADA approved parking space. 
TriMet bus #51 and #63 both stop in front of OSA.

Gallery Hours:   Monday through Friday: 10am - 4pm and Saturday 1pm - 4pm.  Masks are required. 
You may also visit online at

While you visit, inquire about classes, workshops, upcoming workshops, and becoming a member.


Opening:  Thursday, September 2 | 6pm – 8pm

A spotlight on rich and vibrant oil-based media juried by Aimee Erickson

WILD TREASURES: Oregon’s Native Plants in Contemporary Botanical Art 
Viewable online at through September
A juried exhibit of original artwork by botanical artists of the pacific Northwest, sponsored by OSA and Oregon Botanical Artists.

The exhibition’s opening reception will feature a panel discussion with representatives from The Native Plant Society of Oregon, The Confederated Tribes of the Grand Ronde, botanical artists, native plant nurseries, and others.

Related events open to the public through August will include artist demonstrations, guided hikes, field trips, and more, involving native plant nurseries, hiking groups, plant societies and other lovers of the natural beauty of Oregon.

Juried by: Jean Emmons, Catherine Alexander, John Savage, & Randy Gragg 


Opening:  Thursday, October 7 | 6pm – 8pm
Juried by Mario Gallucci
Photo by Janis Miglavs
Last year we celebrated "Oregon in Extraordinary Times".  In follow up, this year we're seeing "How it Looks from Here".  This show is in partnership with the Portland Photography Forum, open to all artists working in photography.

Please click HERE for the updated show Prospectus and Framing Guidelines. Click here to enter the show.

VETERANS' SHOWCASE  | November 4 - 23
Opening:  Thursday, November 4 | 6pm – 8pm

2O21 SHOW SCHEDULE (please note, these are subject to change). 
CALL TO ARTISTS:  Please click here for the list of exhibit opportunities.

January:            Monotypesprintmaking open to the public January 4-6, non-juried
February:           Portraits, Figures & Selfiesopen to the public, non-juried
March:               Water Media Juried Showopen to the public, juried by Geoffrey McCormack
April:                 OSA Student Instructors and Volunteers’ Art Show
open only to OSA students and teachers, non-juried
May 16 – 28:      PAM Docents and OSA Group Showopen only to PAM Docents and OSA Members, non-juried
June:                  Rose Festival Art Show open to the public, juried by Ron Stocke
July:                   Plein Air Portland | open to the public, juried by Bets Cole
August:              Wild Treasures: Oregon’s Native Plants in Contemporary Artopen OSA, OBA, PNBA and   
                                              GNSI, Oregon chapter and Pacific NW chapters only, jurors: Jean Emmons, Catherine Alexander, John Savage, & Randy Gragg
September:        Oils and Pastels Juried Show | open to the public, juried by Aimee Erickson
October:             Photography Showcase, in partnership with the Portland Photographers Forum | 
open to the public, juried by Mario Gallucci
November:         Veterans’ Showcaseopen only to US Military Veterans, non-juried
December:         12" x 12" Art Show and Sale (formerly known as 200 for under $200) | Sponsored by American Easel | open to the public, juried by Margaret Godfrey